<template>
    <div class="box" >
      <div class="container" :class="{ active: isToggle }">
        <div class="form-box login">
        <form @submit.prevent="login">
          <h1>登录</h1>
          <div class="input-box">
            <input type="text" v-model="loginForm.username" placeholder="Username" required>
            <i class="bxs-user"></i>
          </div>
          <div class="input-box">
            <input type="password" v-model="loginForm.password" placeholder="Password" required>
            <i class="bxs-lock-alt"></i>
          </div>
          <button type="submit" class="btn">登录</button>
        </form>
      </div>
  
      <div class="form-box register">
        <form @submit.prevent="register">
          <h1>注册</h1>
          <div class="input-box">
            <input type="text" v-model="registerForm.username" placeholder="Username" required>
            <i class="bxs-user"></i>
          </div>
          <div class="input-box">
            <input type="email" v-model="registerForm.email" placeholder="Email" required>
            <i class="bxs-envelope"></i>
          </div>
          <div class="input-box">
            <input type="password" v-model="registerForm.password" placeholder="Password" required>
            <i class="bxs-lock-alt"></i>
          </div>
          <div class="forgot-link">
            <a href="#">忘记密码</a>
          </div>
          <button type="submit" class="btn">注册</button>
        </form>
      </div>
  
      <div class="toggle-box">
        <div class="toggle-panel toggle-left">
          <button class="btn register-btn" @click="toggleForm">注册</button>
        </div>
  
        <div class="toggle-panel toggle-right">
          <button class="btn login-btn" @click="toggleForm">登录</button>
        </div>
      </div>
      </div>
  
    </div>
  </template>
  
  <script setup>
  import { ref } from 'vue';
  
  const isToggle = ref(false);
  const loginForm = ref({
    username: '',
    password: ''
  });
  const registerForm = ref({
    username: '',
    email: '',
    password: ''
  });
  
  const toggleForm = () => {
    isToggle.value = !isToggle.value;
  };
  
  const login = () => {
    console.log('Login with:', loginForm.value);
    // Add login logic here
  };
  
  const register = () => {
    console.log('Register with:', registerForm.value);
    // Add register logic here
  };
  </script>
  
  <style scoped>
  
  
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
  }
  
  body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(90deg, #e2e2e2, #c9d6ff);
  }
  .box{
    display: flex;
    justify-content: center; /* 子元素在主轴（默认为水平方向）上居中 */
    align-items: center; /* 子元素在交叉轴（默认为垂直方向）上居中 */
    height: 100vh;
  }
  .container {
    position: relative;
    width: 850px;
    height: 550px;
    background-color: #fff;
    border-radius: 30px;
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.2);
    overflow: hidden;
  }
  
  .container.active .toggle-box::before {
    left: 50%;
  }
  
  .form-box {
    position: absolute;
    right: 0;
    width: 50%;
    height: 100%;
    background-color: #fff;
    display: flex;
    align-items: center;
    color: #333;
    text-align: center;
    padding: 40px;
    z-index: 1;
    transition: 0.6s ease-in-out 1.2s, visibility 0 1;
  }
  
  .container.active .form-box {
    right: 50%;
  }
  
  .form-box.register {
    visibility: hidden;
  }
  
  .container.active .form-box.register {
    visibility: visible;
  }
  
  .form-box form {
    width: 100%;
  }
  
  .container h1 {
    font-size: 36px;
    margin: -10px 0;
  }
  
  .input-box {
    position: relative;
    margin: 30px 0;
  }
  
  .input-box input {
    width: 100%;
    padding: 10px 0;
    font-size: 16px;
    border: none;
    border-bottom: 1px solid #333;
    outline: none;
  }
  
  .input-box label {
    position: absolute;
    top: 0;
  }
  
  .input-box input {
    width: 100%;
    padding: 13px;
    background-color: #eee;
    border: none;
    outline: none;
    font-size: 16px;
    border-radius: 8px;
    color: #333;
    font-weight: 500;
  }
  
  .input-box input::placeholder {
    color: #888;
    font-weight: 400;
  }
  
  .input-box i {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 20px;
    color: #888;
  }
  
  .forgot-link {
    margin: -15px 0 15px;
  }
  
  .forgot-link a {
    font-size: 14.5px;
    color: #333;
    text-decoration: none;
  }
  
  .btn {
    width: 100%;
    height: 48px;
    background-color: #7494ec;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border: none;
    cursor: pointer;
    font-size: 16px;
    color: #fff;
    font-weight: 600;
  }
  
  .container p {
    font-size: 14.5px;
    margin: 15px 0;
  }
  
  .social-icons {
    display: flex;
    justify-content: center;
  }
  
  .social-icons  a{
    display: inline-flex;
    padding: 10px;
    border: 2px solid #ccc;
    border-radius: 8px;
    font-size: 24px;
    color: #333;
    text-decoration: none;
    margin: 0 8px;
  }
  
  .toggle-box {
    position: absolute;
    width: 100%;
    height: 100%;
  }
  
  .toggle-box::before {
    content: '';/* 元素本身不会显示任何文本内容，但可能会显示背景、边框等其他样式。 */
    position: absolute;
    left: -250%;
    width: 300%;
    height: 100%;
    background-color: #7494ec;
    z-index: 2;
    border-radius: 150px;
    transition: 1.8s ease-in-out;
  }
  
  .toggle-panel {
    position: absolute;
    width: 50%;
    height: 100%;
    color: #fff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 2;
    transition: 0.6s ease-in-out;
  }
  
  .toggle-panel.toggle-left {
    left: 0;
    transition-delay: 1.2s;
  }
  
  .container.active .toggle-panel.toggle-left {
    left: -50%;
    transition-delay: 0.6s;
  }
  
  .toggle-panel.toggle-right {
    right: -50%;
    transition-delay: 0.6s;
  }
  
  .container.active .toggle-panel.toggle-right {
    right: 0;
    transition-delay: 1.2s;
  }
  
  .toggle-panel p {
    margin-bottom: 20px;
  }
  
  .toggle-panel .btn {
    width: 160px;
    height: 46px;
    background-color: transparent;
    border: 2px solid #fff;
    box-shadow: none;
  }
  
  @media screen and (max-width: 650px) {
    .container {
        height: calc(100vh - 40px);
    }
  
    .form-box {
        bottom: 0;
        width: 100%;
        height: 70%;
    }
    
    .container.active .form-box {
        right: 0;
        bottom: 30%;
    }
  
    .toggle-box::before {
        left: 0;
        width: 100%;
        top: -270%;
        height: 300%;
        border-radius: 20vw;
    }
  
    .container.active .toggle-box::before {
        left: 0;
        top: 70%;
    }
  
    .toggle-panel {
        width: 100%;
        height: 30%;
    }
  
    .toggle-panel.toggle-left {
        top: 0;
    }
  
    .container.active .toggle-panel.toggle-left {
        left: 0;
        top: -30%;
    }
  
    .toggle-panel.toggle-right {
        right: 0;
        bottom: -30%;
    }
  
    .container.active .toggle-panel.toggle-right {
        bottom: 0;
    }
  }
  
  @media screen and (max-width: 400px) {
    .form-box {
        padding: 20px;
    }
  
    .toggle-panel h1 {
        font-size: 30px;
    }
  } 
  </style>